ISRC PT9DM1500001
Verified recording
PT9DM1500001 is “Aprender a Sorrir” by António Chainho,
registered on the CopyrightChains blockchain with CopyrightID
0x6d9493479ec2c8f62ca42d6bbbd97487e9fc39bccf5b66d8a73a9e0f0aee856b and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PT9DM1500001.
Recording identifiers
- ISRC
- PT9DM1500001
- Title
- Aprender a Sorrir
- Artist
- António Chainho
- CopyrightID (CopyrightChains transaction hash)
0x6d9493479ec2c8f62ca42d6bbbd97487e9fc39bccf5b66d8a73a9e0f0aee856b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:18076d01e34449a48671dd45a57871b516c6539955be87f72bbe119b67ad5635- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PT9DM1500001
- Bitcoin block existence check
- https://blockstream.info/api/block/956304